CN106059742A - Optical communication Internet-enabled device - Google Patents
Optical communication Internet-enabled device Download PDFInfo
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- CN106059742A CN106059742A CN201610336299.7A CN201610336299A CN106059742A CN 106059742 A CN106059742 A CN 106059742A CN 201610336299 A CN201610336299 A CN 201610336299A CN 106059742 A CN106059742 A CN 106059742A
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- 238000004891 communication Methods 0.000 title claims abstract description 38
- 230000003287 optical effect Effects 0.000 title claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 15
- 238000005286 illumination Methods 0.000 claims abstract description 6
- 230000003321 amplification Effects 0.000 claims abstract description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 4
- 238000001914 filtration Methods 0.000 claims abstract 2
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000003044 adaptive effect Effects 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 7
- 238000012937 correction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/1423—Two-way operation using the same type of signal, i.e. duplex for simultaneous baseband signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/1143—Bidirectional transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
Abstract
The invention discloses an optical communication Internet-enabled device. The device comprises a visible light receiving unit used for collecting light signals of an external light source and converting the light signals into digital baseband signals; a light source operational amplifier used for carrying out signal amplification on the digital baseband signals; a processing unit used for processing the digital baseband signals so as to filtering out distortion data in the digital baseband signals; a modulation multiplexing unit used for converting the output of the processing unit into light modulation analog signals; and a light source output unit used for modulating an LED illumination source according to the light modulation analog signals.
Description
Technical field
The present invention relates to optic communication equipment for surfing the net, particularly relate to optic communication duplex equipment for surfing the net based on LiFi technology.
Background technology
At present, in some enclosed environments, the online of gadget mainly has two kinds: (1) cable network connects: i.e. facing
Time neighbouring need to arrange in advance network interface, use netting twine that equipment is connected into the Internet；(2) wireless network connects: have two kinds of sides
Formula.One is by installing wireless Internet card in equipment, being connected into the Internet by carrier network.Another kind is by being connected into
The WIFI of affiliated area, is connected into the Internet the most again.
For wired network connection, owing to not arranging network interface, therefore, two near major part gadget
The transformation of secondary layout is relatively big, and cost is the highest.For wireless network connected mode, as used wireless network card, for being placed on envelope
The gadget in enclosed region, owing to the network coverage of operator is unsatisfactory, this also will affect network connect effect.For even
Enter the mode of affiliated wifi, the stability of wifi, transfer rate may be limited by, this Consumer's Experience also impact paid.
Summary of the invention
In order to solve the problems referred to above, this application provides a kind of optic communication equipment for surfing the net, including: visible light receiving unit,
For gathering the optical signal of external light source, and described optical signal is converted to digital baseband signal；Light source computation amplifier, is used for
Described digital baseband signal is carried out signal amplification；Processing unit, for processing described digital baseband signal, in order to will
Distortion data in described digital baseband signal filters；Modulation multiplex unit, for turning the output of described processing unit
It is changed to dim analogue signal；And light source output unit, modulate LED illumination source according to described light modulation analogue signal.
In above-mentioned optic communication equipment for surfing the net, described processing unit includes: equilibrium treatment unit, for described numeral base
Distortion in band signal is corrected；Coding unit, it utilizes mixed type HARQ to carry out chnnel coding；And Adaptive Transmission list
Unit, is used for carrying out self adaptation transmission and reception, is controlled noise, non-equilibrium interference and multi-path jamming.
Above-mentioned optic communication equipment for surfing the net may also include that cable network access unit, and it is configured to support and external network
Uplink transmission data, descending download data communication.
In above-mentioned optic communication equipment for surfing the net, described light source output unit uses the fluorescent type LED of short lag phosphor to shine
Bright source.
In above-mentioned optic communication equipment for surfing the net, described light source computation amplifier is configured to control light source emission intensity.
In above-mentioned optic communication equipment for surfing the net, described Adaptive Transmission unit is a self adaptation transceiver, is wherein launching
End, its real-time control being configured to complete the docking collection of letters number by signal processor, and at receiving terminal, it is configured to employing and adopts
With single photoelectric detector.
By the optic communication duplex equipment for surfing the net of LiFi technology, it is not only to solve particular place lower network communication shakiness
Fixed problem, has been also contemplated that a kind of optical communication equipment supporting up-downgoing duplex, has solved only propping up of Conventional optical communication equipment
The problem holding simplex mode, it is achieved that the duplex optical communication application of LiFi technology.
Accompanying drawing explanation
After the detailed description of the invention having read the present invention referring to the drawings, those skilled in the art will be more clearly
Solve various aspects of the invention.Skilled person would appreciate that: these accompanying drawings are used only for coordinating specific embodiment party
Formula explanation technical scheme, and be not intended to protection scope of the present invention is construed as limiting.
Fig. 1 is the structural representation of the optic communication equipment for surfing the net of an embodiment according to the application；
Fig. 2 is the structural representation of the light source computation amplifier of an embodiment according to the application；
Fig. 3 is the structural representation of the visible light receiving unit of an embodiment according to the application；And
Fig. 4 is the structural representation of the modulation multiplex unit of an embodiment according to the application.
Detailed description of the invention
Be described below is that the multiple of the present invention may some in embodiments, it is desirable to provide basic to the present invention
Solve, it is no intended to confirm the crucial of the present invention or conclusive key element or limit scope of the claimed.Easy to understand, according to this
The technical scheme of invention, under the connotation not changing the present invention, one of ordinary skill in the art can propose can be mutual
Other implementation replaced.Therefore, detailed description below and accompanying drawing are only the examples to technical scheme
Property explanation, and be not to be construed as the whole of the present invention or be considered as technical solution of the present invention is defined or limited.
In the specific occasion of part, the existing network equipment cannot meet the needs of society.Such as automatic vending machine, make
Buying snacks, the important Possum of beverage for consumer, owing to individually putting, and the main place placed is ground
Ferrum, sports buildings, commercial affairs office building etc., currently mainly to receive cash change, although there is part to support mobile-phone payment, but
Due to network signal, paying experience the best, purchasing process is inconvenient.
Present application contemplates a kind of optic communication duplex equipment for surfing the net based on LiFi technology.By this equipment, spy will be solved
The physical condition determining the communication of occasion lower network the best limits, by mutual with the light source supporting LiFi technology, it is achieved with cloud
End server communication, and then provide payment services easily and efficiently for consumer.
An aspect according to the application, it is provided that a kind of optic communication equipment for surfing the net, including: visible light receiving unit, use
In the optical signal of collection external light source, and described optical signal is converted to digital baseband signal；Light source computation amplifier, for right
Described digital baseband signal carries out signal amplification；Processing unit, for processing described digital baseband signal, in order to by institute
The distortion data stated in digital baseband signal filters；Modulation multiplex unit, for changing the output of described processing unit
For light modulation analogue signal；And light source output unit, modulate LED illumination source according to described light modulation analogue signal.
Fig. 1 is the structural representation of the optic communication equipment for surfing the net of an embodiment according to the application.As it is shown in figure 1, light
Communication equipment for surfing the net includes light source output unit, light source computation amplifier, visible light receiving unit, modulation multiplex unit, equilibrium
Processing unit, coding unit, Adaptive Transmission unit and cable network access unit.
In one embodiment, light source output unit will take the fluorescent type LED illumination source of short lag phosphor, by subtracting
Little junction area reduces junction capacity and improves modulation rate.
In one embodiment, light source computation amplifier be configured to control light source emission intensity be precisely controlled components and parts,
Its circuit diagram is as shown in Figure 2.In fig. 2, ABCD is that operator controls button, represents the intensity of light source output respectively, can be divided into 8
Shelves.G/T is as the switch of this operational amplifier, it is ensured that the unlatching of light source, Guan Bi.
In one embodiment, it is seen that light receiving unit is the Detection Techniques unit (optical sensor receiving external light source
Equipment).The sensitivity higher in order to ensure sensor, it can take framework as indicated at 3.In figure 3, D1 D2 be light sensation two
Pole is managed, and gathers external light source, and by the change of light source frequency, light emitting diode produces voltage, and activates digital circuit.Sensing is single
The measurement scope of unit is 0-1000lx, and response time is Tr+Tf=4 μ S.
In one embodiment, modulation multiplex cell location becomes the digital information of light receiving unit seen from light is converted into mould
Intend signal.Such as, it is configured to according to process logic as shown in Figure 4, uses base band pulse to enter certain parameter of carrier waveform
Row controls, and is formed and is suitable for the signal that circuit transmits.1 selection output f1 square wave of baseband signal, signal 0 selects output f2 side
Ripple, is then added the 2FSK signal after i.e. being modulated by f1 and f2, then converts the signal into the light modulation letter of LED lamp
Number output.
In one embodiment, there is the correction unit of distortion in equilibrium treatment unit primarily with respect to baseband signal.
In one embodiment, correction process employing and the mode of filters in series, to compensate the amplitude-frequency of baseband signal and the complete of phase frequency
Whole property.
In one embodiment, the coding techniques that coding unit uses is chnnel coding, such as mixed type HARQ, this coding skill
Art technical ability supports that error detection can support again error correction, mainly uses forward error correction coding (FEC) and HARQ (ARQ) to combine
And formed.
In one embodiment, Adaptive Transmission unit uses the design of self adaptation transceiver.At transmitting terminal, adaptive
Transmission unit is answered to complete the real-time control of the docking collection of letters number by a signal processor.Therefore, to noise, non-equilibrium dry
Disturb, multi-path jamming can effectively control.At receiving terminal, it uses single photoelectric detector to simplify light front end
Design.This design uses orientation mechanism that more light energy is focused on single channel, reduces environment noise to equipment
The impact of performance.
In one embodiment, cable network access unit serves as the communication gateway with external the Internet, it support with
The uplink transmission data of external network, descending download data communication.
To sum up, the optic communication equipment for surfing the net of the application not only solves the problem that particular place lower network communication is unstable,
Giving a kind of optical communication equipment supporting up-downgoing duplex, solve Conventional optical communication equipment only supports simplex mode
Problem, it is achieved that the duplex optical communication application of LiFi technology.
Above, the detailed description of the invention of the present invention is described with reference to the accompanying drawings.But, those skilled in the art
It is understood that in the case of without departing from the spirit and scope of the present invention, it is also possible to the detailed description of the invention of the present invention is made each
Plant change and replace.These changes and replacement all fall in claims of the present invention limited range.
Claims (6)
1. an optic communication equipment for surfing the net, including:
Visible light receiving unit, for gathering the optical signal of external light source, and is converted to digital baseband signal by described optical signal；
Light source computation amplifier, for carrying out signal amplification to described digital baseband signal；
Processing unit, for processing described digital baseband signal, in order to by the distortion in described digital baseband signal
According to filtering；
Modulation multiplex unit, for being converted to light modulation analogue signal by the output of described processing unit；And
Light source output unit, modulates LED illumination source according to described light modulation analogue signal.
2. optic communication equipment for surfing the net as claimed in claim 1, wherein, described processing unit includes:
Equilibrium treatment unit, for being corrected the distortion in described digital baseband signal；
Coding unit, it utilizes mixed type HARQ to carry out chnnel coding；And
Adaptive Transmission unit, is used for carrying out self adaptation transmission and reception, controls noise, non-equilibrium interference and multi-path jamming
System.
3. optic communication equipment for surfing the net as claimed in claim 1, also includes:
Cable network access unit, it is configured to support and the uplink transmission data of external network, descending download data communication.
4. optic communication equipment for surfing the net as claimed in claim 1, wherein, described light source output unit uses short lag phosphor
Fluorescent type LED illumination source.
5. optic communication equipment for surfing the net as claimed in claim 1, wherein, described light source computation amplifier is configured to control light source
Emissive porwer.
6. optic communication equipment for surfing the net as claimed in claim 2, wherein, described Adaptive Transmission unit is a self adaptation transmitting-receiving
Device, wherein at transmitting terminal, its real-time control being configured to complete the docking collection of letters number by signal processor, and at receiving terminal,
It is configured to use single photoelectric detector.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610336299.7A CN106059742A (en) | 2016-05-20 | 2016-05-20 | Optical communication Internet-enabled device |
| PCT/CN2017/083718 WO2017198095A1 (en) | 2016-05-20 | 2017-05-10 | Optical communication network access device |
| TW106115996A TW201810977A (en) | 2016-05-20 | 2017-05-15 | Optical communication network access device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610336299.7A CN106059742A (en) | 2016-05-20 | 2016-05-20 | Optical communication Internet-enabled device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106059742A true CN106059742A (en) | 2016-10-26 |
Family
ID=57177226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610336299.7A Pending CN106059742A (en) | 2016-05-20 | 2016-05-20 | Optical communication Internet-enabled device |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN106059742A (en) |
| TW (1) | TW201810977A (en) |
| WO (1) | WO2017198095A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017198095A1 (en) * | 2016-05-20 | 2017-11-23 | 中国银联股份有限公司 | Optical communication network access device |
| CN109194399A (en) * | 2018-09-04 | 2019-01-11 | 深圳恒之源技术股份有限公司 | The method and its system of vehicle positioning and navigation are realized using visible light wireless communication |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110111729B (en) * | 2019-06-21 | 2024-01-02 | 深圳市思坦科技有限公司 | Micrometer light-emitting diode matrix display |
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| CN201114907Y (en) * | 2007-06-08 | 2008-09-10 | 深圳市深铃车业有限公司 | Light sensitive control power |
| CN102063217A (en) * | 2010-11-09 | 2011-05-18 | 友达光电股份有限公司 | Sensing device and related display device |
| CN102811091A (en) * | 2012-07-06 | 2012-12-05 | 北京邮电大学 | Visible light communication-based broadband access device and method |
| CN103490815A (en) * | 2013-09-25 | 2014-01-01 | 中国人民解放军信息工程大学 | Payment method based on visible light, middle equipment and intelligent terminal and system |
| CN104218989A (en) * | 2013-06-03 | 2014-12-17 | 中兴通讯股份有限公司 | Relay node and relay-supporting visible light information transmission method and system |
| CN105118438A (en) * | 2015-09-21 | 2015-12-02 | 京东方科技集团股份有限公司 | Pixel drive circuit and method, pixel circuit, and display device |
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| US6496121B2 (en) * | 2001-02-14 | 2002-12-17 | Ncr Corporation | Methods and apparatus for an electronic shelf label communication system |
| CN104202088B (en) * | 2014-09-18 | 2017-04-05 | 北京智谷睿拓技术服务有限公司 | Visible light communication method and visible light communication device |
| CN106059742A (en) * | 2016-05-20 | 2016-10-26 | 中国银联股份有限公司 | Optical communication Internet-enabled device |
-
2016
- 2016-05-20 CN CN201610336299.7A patent/CN106059742A/en active Pending
-
2017
- 2017-05-10 WO PCT/CN2017/083718 patent/WO2017198095A1/en active Application Filing
- 2017-05-15 TW TW106115996A patent/TW201810977A/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201114907Y (en) * | 2007-06-08 | 2008-09-10 | 深圳市深铃车业有限公司 | Light sensitive control power |
| CN102063217A (en) * | 2010-11-09 | 2011-05-18 | 友达光电股份有限公司 | Sensing device and related display device |
| CN102811091A (en) * | 2012-07-06 | 2012-12-05 | 北京邮电大学 | Visible light communication-based broadband access device and method |
| CN104218989A (en) * | 2013-06-03 | 2014-12-17 | 中兴通讯股份有限公司 | Relay node and relay-supporting visible light information transmission method and system |
| CN103490815A (en) * | 2013-09-25 | 2014-01-01 | 中国人民解放军信息工程大学 | Payment method based on visible light, middle equipment and intelligent terminal and system |
| CN105118438A (en) * | 2015-09-21 | 2015-12-02 | 京东方科技集团股份有限公司 | Pixel drive circuit and method, pixel circuit, and display device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017198095A1 (en) * | 2016-05-20 | 2017-11-23 | 中国银联股份有限公司 | Optical communication network access device |
| CN109194399A (en) * | 2018-09-04 | 2019-01-11 | 深圳恒之源技术股份有限公司 | The method and its system of vehicle positioning and navigation are realized using visible light wireless communication |
| CN109194399B (en) * | 2018-09-04 | 2021-06-29 | 深圳恒之源技术股份有限公司 | Method and system for realizing vehicle positioning and navigation by utilizing visible light wireless communication |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017198095A1 (en) | 2017-11-23 |
| TW201810977A (en) | 2018-03-16 |
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